Chemical Kinetics

CBSE Class 12 · Chemistry · 39 past questions

12 of 39 · show all

1. Q1 2026

   Identify the correct statement…

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2. Q2 2026

   The order for the given reaction is…

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3. Q3 2026

   For question number 13 to 16, two statements are given – one labelled as Assertion (A) and the other labelled…

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4. Q4 2026

   The concentration of the reactant is reduced from 0.6 mol L$^{-1}$ to 0.2 mol L$^{-1}$ in 5 minutes in a…

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5. Q5 2026

   Which of the following curve represents the first order reaction ? (with a figure)

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6. Q6 2026

   Which of the following represents the fraction of molecules with energies equal to or greater than E$_a$ ?

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7. Q7 2026

   Following reaction takes place in one step…

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8. Q8 2026

   For the first order thermal decomposition reaction, following data was obtained…

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9. Q9 2026

   For a reaction $3A \rightarrow 2B$, the rate of reaction $\dfrac{+d[B]}{dt}$ is equal to…

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10. Q10 2026

    For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…

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11. Q11 2026

    For a reaction A + B $\to$ Products, the rate law is…

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12. Q12 2026

    The half-life period of a radioactive element is $1{\cdot}5\times10^{10}$ years. Calculate the time in which…

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